Electric Substations in Indiana
306 named substations in Indiana, with the highest-voltage facilities listed first. Each substation profile shows voltage class, connected transmission lines, and the datacenter candidate sites closest to it.
At a glance
How is Indiana's substation network split by voltage?
By maximum voltage, the named substations break down as 6 at 500 kV and above; 63 at 345–499 kV; 15 at 230–344 kV; 114 at 115–229 kV; 63 at 69–114 kV; 45 withvoltage not recorded. 23% of Indiana's named substations operate at 345 kV or above, against 8% across all 16,654 named US substations. The state median of 138 kV is above the national median of 115 kV.
How does Indiana compare with other states?
Indiana ranks 14th of 50 states and DC by number of named substations and 3rd by named substations at 345 kV or above. It also has 8,629 scored datacenter candidate sites with an average DC Readiness score of 53.8 (national average 53), and an average power sub-score of 33.2 against 37.4 nationally. Most of those sites (6,604) are in the MISO market.
Which substations in Indiana have the highest voltage?
| Substation | Max voltage | Connected lines | Line owner |
|---|---|---|---|
| DUMONT | 765 kV | 9 | INDIANA MICHIGAN POWER CO |
| GREENTOWN | 765 kV | 7 | DUKE ENERGY INDIANA, LLC |
| JEFFERSON | 765 kV | 4 | DUKE ENERGY INDIANA INC |
| ROCKPORT STATION | 765 kV | 6 | SOUTHERN INDIANA GAS & ELEC CO |
| SORENSON | 765 kV | 14 | INDIANA MICHIGAN POWER CO |
| SULLIVAN | 765 kV | 3 | DUKE ENERGY INDIANA, LLC |
| ALLEN | 345 kV | 10 | INDIANA MICHIGAN POWER CO |
| AMO | 345 kV | 4 | DUKE ENERGY INDIANA, LLC |
| BABCOCK | 345 kV | 7 | NORTHERN INDIANA PUB SERV CO |
| BATESVILLE | 345 kV | 4 | DUKE ENERGY INDIANA INC |
| BEDFORD (138KV) | 345 kV | 10 | DUKE ENERGY INDIANA INC |
| BEDFORD (345KV) | 345 kV | 6 | DUKE ENERGY INDIANA INC |
| BLOOMINGTON (230KV) | 345 kV | 8 | DUKE ENERGY INDIANA, LLC |
| BREED | 345 kV | 6 | DUKE ENERGY INDIANA, LLC |
| BROWN (345 KV) | 345 kV | 3 | SOUTHERN INDIANA GAS & ELEC CO |
| BURR OAK | 345 kV | 5 | NORTHERN INDIANA PUB SERV CO |
| CLIFTY CREEK | 345 kV | 11 | DUKE ENERGY INDIANA INC |
| COLLINGWOOD | 345 kV | 3 | INDIANA MICHIGAN POWER CO |
| COLUMBUS (345KV) | 345 kV | 13 | DUKE ENERGY INDIANA, LLC |
| DEEDSVILLE 345KV | 345 kV | 4 | DUKE ENERGY INDIANA, LLC |
| DEQUINE | 345 kV | 7 | DUKE ENERGY INDIANA INC |
| DESOTO | 345 kV | 10 | INDIANA MICHIGAN POWER CO |
| DUFF | 345 kV | 5 | SOUTHERN INDIANA GAS & ELEC CO |
| DUNE ACRES | 345 kV | 16 | NORTHERN INDIANA PUB SERV CO |
| E. WHITLEY | 345 kV | 1 | INDIANA MICHIGAN POWER CO |
| EDWARDSPORT STATION IGCC | 345 kV | 3 | DUKE ENERGY INDIANA, LLC |
| EUGENE | 345 kV | 4 | DUKE ENERGY INDIANA INC |
| FALL CREEK | 345 kV | 5 | DUKE ENERGY INDIANA, LLC |
| FRANCISCO | 345 kV | 6 | SOUTHERN INDIANA GAS & ELEC CO |
| GIBSON STATION | 345 kV | 9 | DUKE ENERGY INDIANA, LLC |
| GREENSBORO | 345 kV | 3 | DUKE ENERGY INDIANA, LLC |
| GUION | 345 kV | 8 | INDIANAPOLIS POWER & LIGHT CO |
| GWYNNEVILLE | 345 kV | 7 | DUKE ENERGY INDIANA, LLC |
| HANNA | 345 kV | 9 | INDIANAPOLIS POWER & LIGHT CO |
| HE RAMSEY | 345 kV | 6 | DUKE ENERGY INDIANA INC |
| HIPLE | 345 kV | 7 | NORTHERN INDIANA PUB SERV CO |
| HORTONVILLE | 345 kV | 6 | DUKE ENERGY INDIANA, LLC |
| ILLINOIS ROAD | 345 kV | 2 | INDIANA MICHIGAN POWER CO |
| JACKSON ROAD | 345 kV | 6 | INDIANA MICHIGAN POWER CO |
| KENZIG | 345 kV | 2 | DUKE ENERGY INDIANA INC |
| LAKE GEORGE | 345 kV | 10 | NORTHERN INDIANA PUB SERV CO |
| LEESBURG | 345 kV | 6 | NORTHERN INDIANA PUB SERV CO |
| MEADOW LAKE | 345 kV | 6 | NORTHERN INDIANA PUB SERV CO |
| MERIDIAN | 345 kV | 3 | INDIANA MICHIGAN POWER CO |
| MEROM STATION | 345 kV | 7 | DUKE ENERGY INDIANA, LLC |
| MUNSTER | 345 kV | 5 | NORTHERN INDIANA PUB SERV CO |
| NOBLESVILLE | 345 kV | 7 | DUKE ENERGY INDIANA, LLC |
| NORTHSIDE | 345 kV | 6 | DUKE ENERGY INDIANA INC |
| NUCOR | 345 kV | 2 | DUKE ENERGY INDIANA, LLC |
| OLIVE | 345 kV | 15 | INDIANA MICHIGAN POWER CO |
| PADDYS WEST | 345 kV | 6 | DUKE ENERGY INDIANA INC |
| PETERSBURG STATION | 345 kV | 11 | DUKE ENERGY INDIANA, LLC |
| QUALITECH | 345 kV | 2 | DUKE ENERGY INDIANA, LLC |
| REYNOLDS | 345 kV | 8 | NORTHERN INDIANA PUB SERV CO |
| ROBISON PARK (345 KV) | 345 kV | 7 | INDIANA MICHIGAN POWER CO |
| ROCKVILLE | 345 kV | 5 | INDIANAPOLIS POWER & LIGHT CO |
| SCHAHFER STATION | 345 kV | 9 | NORTHERN INDIANA PUB SERV CO |
| SHEFFIELD | 345 kV | 7 | NORTHERN INDIANA PUB SERV CO |
| SOUTH BUTLER | 345 kV | 1 | INDIANA MICHIGAN POWER CO |
| SPEED | 345 kV | 9 | DUKE ENERGY INDIANA INC |
Every named substation in Indiana
All 306 named substations, grouped by voltage band.
345–499 kV · 63
- ALLEN
- AMO
- BABCOCK
- BATESVILLE
- BEDFORD (138KV)
- BEDFORD (345KV)
- BLOOMINGTON (230KV)
- BREED
- BROWN (345 KV)
- BURR OAK
- CLIFTY CREEK
- COLLINGWOOD
- COLUMBUS (345KV)
- DEEDSVILLE 345KV
- DEQUINE
- DESOTO
- DUFF
- DUNE ACRES
- E. WHITLEY
- EDWARDSPORT STATION IGCC
- EUGENE
- FALL CREEK
- FRANCISCO
- GIBSON STATION
- GREENSBORO
- GUION
- GWYNNEVILLE
- HANNA
- HE RAMSEY
- HIPLE
- HORTONVILLE
- ILLINOIS ROAD
- JACKSON ROAD
- KENZIG
- LAKE GEORGE
- LEESBURG
- MEADOW LAKE
- MERIDIAN
- MEROM STATION
- MUNSTER
- NOBLESVILLE
- NORTHSIDE
- NUCOR
- OLIVE
- PADDYS WEST
- PETERSBURG STATION
- QUALITECH
- REYNOLDS
- ROBISON PARK (345 KV)
- ROCKVILLE
- SCHAHFER STATION
- SHEFFIELD
- SOUTH BUTLER
- SPEED
- ST. JOHN
- SUNNYSIDE
- THOMPSON
- TOWER ROAD
- TWIN BRANCH (345 KV)
- WALTON
- WHEATLAND STATION
- WHITESTOWN
- WORTHINGTON PRIMARY SUBSTATION
230–344 kV · 15
115–229 kV · 114
- FRANK E RATTS STATION
- AEP MEDFORD SUBSTATION
- ALADDIN
- ALBION
- ANDERSON
- ANDERSON WEBSTER STREET
- ANGEL MOUNDS
- AUBURN (138KV)
- AUBURN (69KV)
- BASS
- BLOOMINGTON ROCKPORT
- BLOOMINGTON ROGERS ST
- BLOOMINGTON WHITEHALL PIKE
- BOSSERMAN
- BROOKWOOD
- BROWN (138 KV)
- BUTLER
- CALVERT
- CASTLETON
- CATO
- CENTER
- CENTERTON
- CHESTVIEW AVENUE
- COLLEGE CORNER
- CONCORD
- COUNTY LINE
- CROSS STREET
- DEBOIS
- DEER CREEK
- DELAWARE
- DOOVILLE
- DUKE SPRINGBORO
- DUNLAP
- DUNTON LAKE
- EAST TERRA HAUTE
- EDISON
- EDWARDSPORT STATION (138 KV)
- EGE
- FLOYDS KNOBS
- GEORGETOWN
- GERMAN
- GERMAN CHURCH
- GLENS VALLEY
- GRABILL
- GRANT
- GREENTOWN
- GUARDIAN
- HARPER
- HEIDELBACH
- HILLCREST
- HOOSIER FAIRVIEW
- HUBBELL
- HUNTERTOWN
- HUNTINGTON JUNCTION
- INDUSTRIAL PARK
- JEFFERSONVILLE KENTUCKY AVENUE
- JONES CREEK
- KENDALLVILLE
- LAFAYATTE CONCORD ROAD
- LAFAYETTE CATEPILLAR
- LAFAYETTE SHADELAND
- LAGRANGE
- LAOTTO
- LAPORTE JUNCTION
- LAWRENCE
- LIGONIER
- LINCOLN
- MADISON
- MAKAHOY
- MCKINLEY
- MEADOWBROOK
- MONTICELLO
- MORRISON
- MULLIN
- MUNSTER
- NEW ALBANY GRANT LINE - HE
- NEW CARLISLE
- NEW CASTLE
- NOBLESVILLE (69KV)
- NORTH VERNON
- NORTHEAST
- NORTHEAST
- NORTHWEST
- PENDLETON
- PIGEON CREEK TRANS
- PLAINFIELD SOUTH
- PLYMOUTH
- PURDUE NORTHWEST
- RABER
- ROBISON PARK (138 KV)
- ROCK CREEK
- ROXANA
- ROYALTON
- SATURN
- SEYMOUR
- SOUTH BEND
- SOUTHWEST
- SPANN AVE
- SPY RUN
- STATE STREET
- STATELINE
- STRAWTON
- THAYER
- TILLMAN
- TRIER
- TWIN BRANCH (138 KV)
- VAN BUREN
- WABASH
- WASHINGTON MUNICIPAL 10TH ST
- WAYNE TRACE
- WAYNEDALE
- WEST LAFAYETTE CUMBERLAND AVENUE SUBSTATION
- WEST LAFAYETTE SUBSTATION
- WOODBURN
69–114 kV · 63
- ANCHOR HOCKING
- ANGOLA
- BEANBLOSSOM-SW STA
- BELLEVILLE
- BENTON CORNER
- BLOOMFIELD
- BORDEN
- BROADVIEW
- BROOKSVILLE
- BUTLER CENTER
- CARMEL ROHRER
- CENTRAL
- CLAY CITY
- CORYDON
- DEVON
- EAST SIDE
- EASTLAND DIST.
- EDWARDSPORT STATION (69 KV)
- ELBERFELD SOUTH
- ELLETTSVILLE
- ELWOOD
- FAIRLAND
- FAIRLAWN
- FREEMAN
- GARVIN
- HASSEN CASSEL
- HENRYVILLE
- HILLSDALE
- HIRSCH ROAD
- KELLERVILLE
- LIQUID CARBONIC
- MARTINSVILLE
- MARTINSVILLE EAST
- MARYLAND
- MAUCKPORT
- MILROY
- MORGANTOWN
- MULDOON MILL
- MULLBERRY
- NEW PEKIN
- NEW SALISBURY
- NOBLE
- NORTH
- OHIO OIL
- OTTER
- PAULDING PUTNAM RT. 14
- PITTSBORO MUNICIPAL
- POWER DELIVERY POINT
- PRICE
- READ STREET
- RIVERSIDE
- ROCKPORT
- SAMARIA
- SHERIDAN
- SLAUGHTER
- SOLSBERRY
- SOUTH SUMMITVILLE
- SOUTHWEST
- TEKOPPEL
- UNIVERSITY
- WADESVILLE
- WINCHESTER
- YOST BRIDGE
voltage not recorded · 45
- 32ND ST STATION
- AEP PETTIT AVENUE
- ALEXANDRIA
- ANSON NORTH
- BLUFFTON
- CARROLL
- CEMETERY
- CENTER SUB
- CENTRAL AVE SS
- COLFAX
- COLUMBUS, MICHIGAN AVENUE
- DECATUR
- DEKALB
- DREWRY
- ELKHART HYDRO
- GRANDVIEW AVE
- GRAVEL PIT
- HAGGERLY LANE
- HARRISON ST
- HARROD
- HARTFORD CITY
- HAZELWOOD STATION
- LIBERTY CENTER
- LOGAN
- LUSHER
- MADISON
- MANSFIELD
- MARSHALL
- MONROEVILLE
- MONTPELIER
- MORGAN
- MORTAN
- PARR
- POE
- QUINN
- RIDGE AVENUE
- ROCHESTER
- SILVER LAKE
- SOUTH DECATUR
- SPRINGVILLE
- THREE RIVERS
- TILDEN
- TORRENCE
- WAKARUSA
- WALLEN
Frequently asked questions
How many electric substations are in Indiana?
HIFLD records 2,077 substations in Indiana, of which 306 carry a station name. That is the 14th-most named substations of any state in the dataset.
What is the highest-voltage substation in Indiana?
6 named substations in Indiana share the top voltage of 765 kV, including DUMONT, GREENTOWN, JEFFERSON.
Which substation in Indiana connects the most transmission lines?
DUNE ACRES has the most connected transmission lines of the named substations listed here, with 16 at up to 345 kV.
How many substations in Indiana are 345 kV or higher?
69 of 306 named substations (23%) operate at 345 kV or above, compared with 8% nationally. Indiana ranks 3rd of 50 states and DC for named substations at that level.
How many datacenter candidate sites in Indiana are at substations?
1,024 of the 8,629 scored candidate sites in Indiana are substation sites — locations generated at an existing substation. Scored sites across Indiana average 53.8 on the 0–100 DC Readiness scale, against 53 nationally.
Looking for a specific record? The directory lists every substation in Indiana, A to Z.
More on Indiana, and states with similar counts
About this data
Source: HIFLD Electric Substations and Transmission Lines (U.S. Department of Homeland Security), as published June 29, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Electric substations in Indiana”, https://gridcensus.com/substations/indiana (data as of June 29, 2026).
Dataset updated . Screening estimates derived from public data sources.
Go deeper than the public screen
Every site and score for substations in Indiana is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.